diff --git a/src/boot/efi/boot.c b/src/boot/efi/boot.c
index ecbb4e0509e..8d08fe01f71 100644
--- a/src/boot/efi/boot.c
+++ b/src/boot/efi/boot.c
@@ -2296,11 +2296,20 @@ static EFI_STATUS initrd_prepare(
                         return EFI_OUT_OF_RESOURCES;
         }
 
+#if defined(__i386__) || defined(__x86_64__)
         _cleanup_pages_ Pages pages = xmalloc_pages(
                 AllocateMaxAddress,
                 EfiLoaderData,
                 EFI_SIZE_TO_PAGES(size),
                 UINT32_MAX /* Below 4G boundary. */);
+#else
+        _cleanup_pages_ Pages pages = xmalloc_pages(
+                AllocateAnyPages,
+                EfiLoaderData,
+                EFI_SIZE_TO_PAGES(size),
+                0 /* Ignored. */);
+#endif
+
         uint8_t *p = PHYSICAL_ADDRESS_TO_POINTER(pages.addr);
 
         STRV_FOREACH(i, entry->initrd) {
diff --git a/src/boot/efi/stub.c b/src/boot/efi/stub.c
index 9aa605b7563..0d3df16ef6b 100644
--- a/src/boot/efi/stub.c
+++ b/src/boot/efi/stub.c
@@ -49,11 +49,20 @@ static EFI_STATUS combine_initrds(
                 n += initrd_size;
         }
 
+#if defined(__i386__) || defined(__x86_64__)
         _cleanup_pages_ Pages pages = xmalloc_pages(
                         AllocateMaxAddress,
                         EfiLoaderData,
                         EFI_SIZE_TO_PAGES(n),
                         UINT32_MAX /* Below 4G boundary. */);
+#else
+        _cleanup_pages_ Pages pages = xmalloc_pages(
+                        AllocateAnyPages,
+                        EfiLoaderData,
+                        EFI_SIZE_TO_PAGES(n),
+                        0 /* Ignored. */);
+#endif
+
         uint8_t *p = PHYSICAL_ADDRESS_TO_POINTER(pages.addr);
         for (size_t i = 0; i < n_initrds; i++) {
                 if (!initrds[i])